/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package javax.servlet.jsp.el;

/**
 * <p>
 * The interface to a map between EL function names and methods.
 * </p>
 * 
 * <p>
 * Classes implementing this interface may, for instance, consult tag library
 * information to resolve the map.
 * </p>
 * 
 * @since 2.0
 * @deprecated
 */
public interface FunctionMapper {
	/**
	 * Resolves the specified local name and prefix into a Java.lang.Method.
	 * Returns null if the prefix and local name are not found.
	 * 
	 * @param prefix
	 *            the prefix of the function, or "" if no prefix.
	 * @param localName
	 *            the short name of the function
	 * @return the result of the method mapping. Null means no entry found.
	 */
	public java.lang.reflect.Method resolveFunction(String prefix,
			String localName);
}
